Heat and Mass Transfer The unit of overall coefficient of heat transfer is kcal/hr °C kcal/m² kcal/m hr °C kcal/m² hr °C kcal/hr °C kcal/m² kcal/m hr °C kcal/m² hr °C ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The heat transfer takes place according to Zeroth law of thermodynamics First law of thermodynamics Second law of thermodynamics Kirchhoff's law Zeroth law of thermodynamics First law of thermodynamics Second law of thermodynamics Kirchhoff's law ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Thermal diffusivity is a All of these Physical property of a substance Function of temperature Dimensionless parameter All of these Physical property of a substance Function of temperature Dimensionless parameter ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Heat is transferred by all three modes of transfer, viz. conduction, convection and radiation in Electric heater Steam condenser Refrigerator condenser coils Boiler Electric heater Steam condenser Refrigerator condenser coils Boiler ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Heat is closely related with Entropy Liquids Temperature Energy Entropy Liquids Temperature Energy ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Thermal conductivity of air at room temperature in kcal/m hr °C is of the order of 0.1 0.01 0.002 0.02 0.1 0.01 0.002 0.02 ANSWER DOWNLOAD EXAMIANS APP